Home / 3,129.24-4,694.60-1,484.94

Finding the Fourth Proportional to 3,129.24, 4,694.60 and 1,484.94

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Solution

The fourth proportional to 3,129.24, 4,694.60 and 1,484.94 is: 2,227.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129.24 : 4,694.60 = 1,484.94 : x
  2. Step 2: Convert to fraction form
    3,129.24/4,694.60 = 1,484.94/x
  3. Step 3: Cross multiply
    3,129.24x = 4,694.60 × 1,484.94
  4. Step 4: Simplify right side
    3,129.24x = 6,971,203.04
  5. Step 5: Solve for x
    x = 6,971,203.04/3,129.24
  6. Step 6: Final answer
    x = 2,227.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.